Matt Czuchry Dr. Conrad Hawkins Actor Bruce Greenwood Dr. Randolph Bell Actor Emily VanCamp Nicolette Nevin Actor Manish Dayal Dr. Devon Pravesh Actor Shaunette Renée Wilson Dr. Mina Okafor Actor Malcolm-Jamal Warner Dr. AJ Austin Actor Jane Leeves Dr. Kit Voss Actor Glenn Morshower Marshall Winthrop Actor Tasso Feldman Dr. Irving Feldman Guest Star Michael Hogan Dr. Albert Nolan Guest Star Steven Reddington Bradley Jenkins Guest Star Mike Pniewski Dr. Abe Benedict Guest Star Miles Gaston Villanueva Dr. Alec Shaw Guest Star Jessica Miesel Nurse Jessica Moore Guest Star Dot Marie Jones Meg Mullins Guest Star Radek Lord Grayson Betournay Guest Star Michael Rady Sam Guest Star Antoine Fuqua Executive Producer Amy Holden Jones Executive Producer David Boorstein Executive Producer Oliver Obst Executive Producer Phillip Noyce Executive Producer Todd Harthan Executive Producer Rob Corn Executive Producer